Class / Patent application number | Description | Number of patent applications / Date published |
475219000 | Plural planetary units | 13 |
20080220925 | Heavy Duty Transmission for Bowl-Mill Roller Crushers - A heavy-duty transmission for the drive of a bowl-mill roller crushers is disclosed, comprising a bevel gear stage ( | 09-11-2008 |
20090005208 | Eight Speed Transmission with Planetary and Layshaft Gearing - A transmission is provided that utilizes three planetary gear sets and three layshaft gear sets, as well as four rotating-type clutches and one brake that are engagable in different combinations to provide eight forward speed ratios between an input member and an output member of the transmission. By combining features of a layshaft transmission with those of a planetary transmission, the low spin losses and packaging convenience typical of a layshaft transmission are available while still achieving the high torque capacity typical of a planetary transmission. | 01-01-2009 |
20100029433 | Powershiftable Multistage Transmission - A powershiftable multistage transmission (LMG) between an input shaft (an), which can be connected to a first transmission shaft ( | 02-04-2010 |
20100167865 | TRANSMISSION UNIT, PARTICULARLY MULTI-RANGE TRANSMISSION - The invention relates to a transmission unit ( | 07-01-2010 |
20110111912 | MULTI-SPEED TRANSMISSION WITH EXTERNAL DRIVE GEARSETS - A transmission is provided having an input member, an output member, three planetary gear sets, four external gear sets, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. Each of the external gear sets includes first and second gears. The torque transmitting devices may include clutches and brakes. | 05-12-2011 |
20110230299 | MULTI-SPEED TRANSMISSION WITH PLANETARY GEAR SETS AND LAYSHAFTS - A transmission is provided that includes a first compound planetary gear set and a second planetary gear set. An input member, an output member and the planetary gear sets are arranged coaxially with one another to define a first axis of rotation. A first and a second layshaft are arranged coaxially with one another to define a second axis of rotation. A first set of intermeshing gears transfer torque from the input member to the first layshaft. A second set of intermeshing gears transfer torque from the second layshaft to the second planetary gear set. Seven torque-transmitting mechanisms are engagable in different combinations to establish multiple forward speed ratios and a reverse speed ratio between the input member and the output member. | 09-22-2011 |
20110237383 | PLANETARY GEARBOX - The invention relates to a planetary gearbox comprising a drive shaft ( | 09-29-2011 |
20120100952 | PLANETARY LAYSHAFT TRANSMISSION - A transmission is provided having an input member, an output member, at least one planetary gear set, a plurality of transfer gears connected by a layshaft, a plurality of coupling members and a plurality of torque transmitting devices. Each of the planetary gear sets includes first, second and third members. The torque transmitting devices include clutches and brakes. | 04-26-2012 |
20120115668 | DRIVE ARRANGEMENT FOR VEHICLE AUXILIARIES - A drive arrangement is provided for at least one auxiliary equipment of a vehicle, wherein the vehicle includes a driveline including a gearbox. The drive arrangement includes a power split device having at least three input/output couplings, the speed of all of the at least three separate couplings being interdependent but not being with a fixed ratio one to the other. A first coupling is connected to the driveline, a second coupling is connected to an electric machine, and a third coupling is connected to the at least one auxiliary equipment. The first coupling is connected to the input shaft of the gearbox. | 05-10-2012 |
20120122624 | Input Clutch Assembly For Infinitely Variable Transmission - The present invention provides an infinitely variable transmission for a powered vehicle which includes a power source. The transmission includes an input shaft and an output shaft, the output shaft being spaced from the input shaft. The transmission further includes a variator coupled between the input shaft and output shaft. In addition, at least two planetary gearsets are disposed adjacent to the variator and an input coupler is configured to selectively couple the variator to the power source. | 05-17-2012 |
20140274540 | SPLIT POWER INFINITELY VARIABLE TRANSMISSION ARCHITECTURE - A transmission includes an input shaft, an output shaft, a variator, a plurality of clutches including a first clutch, a second clutch, a third clutch, a fourth clutch, and a variator bypass clutch, and a plurality of gearsets including a first gearset, a second gearset, a third gearset, and a fourth gearset. The transmission is operable in a plurality of operating modes, including at least mode in which the variator is utilized to provide a transmission ratio varying within a defined range and at least one mode in which the variator is bypassed to provide a fixed transmission ratio. | 09-18-2014 |
20150354681 | RANGE-CHANGE TRANSMISSION OF A MOTOR VEHICLE - A group transmission of a motor vehicle having a main transmission and a downstream range group. The range group has two gear steps for different speed ranges and a reversing step for reverse driving. The range group has two planetary gearsets, each with a planet carrier, a sun and ring gears. To engage a driving range for lower speeds, the sun gear of the second gearset and the ring gear of the first gearset are locked to the housing by a first clutch. To engage a driving range for higher speeds, two respective elements of the two gearsets can be connected to one another, in a rotationally fixed manner, by a second clutch. To engage a reversing driving range, the planet carrier of the first gearset and the ring gear of the second gearset are locked relative to the housing by a third clutch. | 12-10-2015 |
20160109004 | SPLIT POWER INFINITELY VARIABLE TRANSMISSION ARCHITECTURE INCORPORATING A PLANETARY TYPE BALL VARIATOR WITH MULTIPLE FIXED RANGES - A transmission includes an input shaft, an output shaft, at least five planetary gearsets, a variable-ratio unit, and at least five clutches. The at least five clutches are selectively engageable in combination with one another to select one of a plurality of operating modes including at least one reverse mode, at least five forward modes, and at least five transition modes. One of the at least five transition modes is configured to transition the transmission from the at least one reverse mode to one of the at least five forward modes. Another one of the at least five transition modes is configured to transition the transmission from the one of the at least five forward modes to another of the at least five forward modes. Each of the at least five transition modes includes a fixed speed ratio defined between the input shaft and the output shaft. | 04-21-2016 |